HangangaPūtaiao

Tau Matatini. Uara me Evolution "uara pohewa"

Ko te tau - ko te taketake taonga pāngarau e hiahiatia ana mō ngā Computations rerekē me ngā tātaitanga. Ko te huinga o te taiao, tau tōpū, kouma, me te noatia uara mamati tautuhi te plurality o pera-ka karanga tau tūturu. Ko reira he ano kāwai rawa rerekē - ". Rahinga pohewa" tau matatini tautuhia e René Descartes rite Na whakaarohia tetahi o nga mathematicians ārahi o te rau tau tekau ma waru Leonhard Hēura ki te tautapa ratou te pukapuka i i te imaginare kupu Wīwī (pohewa). He aha te mea te tau matatini?

Na ka karanga kīanga o te puka te + bi, i reira he me b he tau tūturu, ka ko i te tohu mamati o uara motuhake nei tapawha ko -1. Operations i runga i tau matatini e whakamana e te taua tikanga rite te ngā ngā mahi pāngarau i runga i pūrau. e kore e tenei kāwai pāngarau tohu te hua o tetahi inenga tātaitanga ranei. Ko te tino nui tau tūturu hoki tenei. He aha, ka, e hiahia ana ratou?

tau Matatini rite te ariā pāngarau, e tika ana e tika ana ki te meka i te tahi mau whārite ki whakarea tūturu i rongoā i roto i te parae o "mau" tau. Na reira, ki te whakawhānui i te hōkai o te whakaoti ritekore whakatika te hiahia ki te whakauru i ngā kāwai pāngarau hou. tau matatini he waitara te nuinga ariā reira taea ki te whakaoti i enei whārite rite 2 x 1 = 0. Kei te tuhia te reira e, ahakoa tona fakaeouau kitea tenei tau kāwai mātātoa me te whānui whakamahia, hei tauira, mō te rerekē rongoā mahi raruraru o elasticity ariā, engineering hiko, motupaika me hydromechanics, ahupūngao ngota, me te tahi atu pekanga pūtaiao.

Kōwae me te tautohe o te tau matatini whakamahia i roto i te rārangi hanga. Tenei puka o te tuhituhi i huaina pākoki. I tua atu, kua whakawhānui ake te tikanga āhuahanga o enei tau te hōkai o ratou tono. ka taea ki te whakamahi ia ratou mo te momo o te rorohiko mahere.

kua tae mai Pāngarau he ara roa i nga tau tūturu ohie ki ngā pūnaha integrated matatini me o ratou mahi. I runga i tenei kaupapa ka taea e tuhituhi i te akoranga motuhake. Tenei titiro tatou i tika etahi o nga āhuatanga whanaketanga o tau ariā, kia reira mārama te pūtake katoa papamuri hītori, me te pūtaiao o tenei kāwai pāngarau.

mathematician Kariki whakaaro "pono" anake tau māori, e taea te whakamahi ki te tātai i tetahi mea. Kua i roto i te rua i te BC mano tau. e. mātātoa whakamahia nga Ihipiana tawhito me Karari i roto i te whānuitanga o ngā tātaitanga mahi hautau. Ko te wā tino nui i muri i roto i te whanaketanga o te pāngarau, ko te ahua o tau kino i roto i Haina i tahito ra e rua rau nga tau i mua i to tatou era. I whakamahia ano hoki ratou e te mathematician Kariki onamata Diophantus, e mohio nga ture o ngā mahi ohie ki runga ki a ratou. Ki te awhina o ngā tau tōraro, ka taea ki te whakaahua i te ngā huringa i roto i ngā uara, e kore anake i roto i te manureva pai.

I roto i te AD rau tau whitu, i mārama whakapumautia reira e whai tonu i te pakiaka tapawha o tau pai e rua ngā uara - i roto i te tua ki pai, ano kino. Mai i te whakamutunga ki te unu i te pakiaka tapawha o nga tikanga taurangi mua o taua wa i whakaaro e taea: kahore he uara taua o te x ki x 2 = ─ 9. hoki te wa roa kihai i mea faufaa te reira. Ko anake i roto i te rau tau tekau ma ono, ka reira i a kua kaha ako whārite pūtoru, kei te hiahia ki te tango i te pakiaka tapawha o ngā tau tōraro, pera i roto i te tātai mo te otinga o enei mau parau te kupiki kore anake, engari ano hoki nga pakiaka tapawha.

Ko te pakari tenei tātai, ki te he i te nuinga kotahi pakiaka tūturu te whārite. I roto i te take o te aroaro i roto i te whārite o toru pakiaka tūturu mō rātou rongoa i whiwhi ki te maha o te uara tōraro. Huri i te reira i roto i taua i te ara ki te whakaora rere i roto i nga pakiaka e toru o te taea i te hi'oraa o pāngarau o te wā mahi.

Hoki te whakamārama o te hua lēsoni algebraists Italian i whakaarohia J. Cardano ki te whakauru i te kāwai hou o te āhua rerekē o te tau, e te hunga kua huaina matatini. fifili ahau he aha ia Cardano whakaaro horihori ratou, ka i nga mea katoa ki te karo i tono ratou ki te kāwai pāngarau whakaarohia. Otiia kua i roto i te 1572 ka puta i te pukapuka i tetahi atu algebraist Italian Bombelli, i nga ture āmiki mō ngā mahi i runga i tau matatini.

Puta noa i te rautau tekau mā whitu tonu te kōrero o te āhua pāngarau o nga tau raraunga me ngā āheinga o āhuahanga ratou tikanga. Hoki āta whakawhanakehia, ka pai ake technique o te mahi ki a ratou. A i te tahuri o nga rau tau 17 me te 18, ka hanga te ariā whānui o tau matatini. He koha nui ki te whanaketanga me te whakapai ake o te ariā o ngā mahi o ngā taurangi matatini whakaurua ko Russian me pūtaiao Soviet. N. I. Muskhelishvili mahi i roto i tona tono ki te raruraru o te ariā o te elasticity, Keldysh ko Lavrentiev tau matatini kua whakamahia i roto i te mara o hydro- me motupaika, ko Vladimir Bogolyubov - i roto i te ariā mara aronui.

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